OpenTechnical

OT-2026-000063049

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000063049) never changes.

Identity and time

Publication numberOT-2026-000063049 · never reused
Internal UUID01a0ae8c-94a9-716b-8d48-d74ae5ceea33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063049
StatusPUBLIC

Content hashes

Canonical text89e0fae87212c1618cf7253bae21db8ca2fadc43b24e72d3ba461147f1e71f5d
Markdown8b8fa936d425a903606622c4b8e644877bb6f2d270ef9bddf8dcd6852d8bc963
PDF
Publication page39f3d61cad1fafa25d468795191d7cbf42bc0d6bb87cf2225867ba18883a7c67
Manifestba60cd370640df80aeac5d64161f10da6daeaa98f3a118d2ad64adb34ed52b2b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturep/Ujz3D2deTtTOUgWbKQx/VbxaWgtYtJbaFGhPk+BT1fzAgYUtZO28sXaK6Qs5p1AaVUowcM3pb9qfAb/CAiAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:42.901882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049
observed 39f3d61cad1fafa25d468795191d7cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.882340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049/manifest.json
observed ba60cd370640df80aeac5d64161f10da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.861280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049/publication.md
observed 8b8fa936d425a903606622c4b8e64487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.839690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049/publication.txt
observed 89e0fae87212c1618cf7253bae21db8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.545541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049
observed 39f3d61cad1fafa25d468795191d7cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.526551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049/manifest.json
observed ba60cd370640df80aeac5d64161f10da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.508850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049/publication.md
observed 8b8fa936d425a903606622c4b8e64487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.489568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063049/publication.txt
observed 89e0fae87212c1618cf7253bae21db8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.